High Seas Forecast
Issued by NWS

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000
FZPN40 PHFO 191645
HSFNP

HIGH SEAS FORECAST
NATIONAL WEATHER SERVICE HONOLULU HI
1700 UTC SAT APR 19 2014

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS

SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT
OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE MORE THAN
TWICE THE SIGNIFICANT WAVE HEIGHT.

THIS HIGH SEAS FORECAST USES 1-MINUTE AVERAGE WINDS WHICH MAY BE
HIGHER THAN 10-MINUTE AVERAGE WINDS.

SECURITE

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1200 UTC APR 19 2014.
24 HOUR FORECAST VALID 1200 UTC APR 20 2014.
48 HOUR FORECAST VALID 1200 UTC APR 21 2014.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAKENING FRONT FROM 30N156W TO 28N169W TO 28N177W NEARLY
STATIONARY.
.24 HOUR FORECAST FRONT DISSIPATED.

.DEVELOPING FRONT THROUGH 30N160E MOVING E 20 KT. ISOLATED
MODERATE TSTMS W OF A LINE FROM 30N179E TO 22N160E.
.12 HOUR FORECAST FRONT FROM 30N164E TO 27N160E. SW WINDS 20 TO
25 KT WITHIN 180 NM E OF FRONT.
.24 HOUR FORECAST FRONT FROM 30N169E TO 26N166E TO 24N160E. WINDS
DECREASED TO 20 KT OR LESS.
.48 HOUR FORECAST FRONT FROM 30N178E TO 26N174E TO 24N160E.

.TROUGH FROM 03N160E TO 03N163E TO 00N168E NEARLY STATIONARY.
SCATTERED MODERATE TO STRONG TSTMS S OF 07N BETWEEN 175W AND 172E.
ISOLATED MODERATE TSTMS ELSEWHERE S OF 10N W OF 173W.
.24 HOUR FORECAST TROUGH FROM 02S160E TO 00N168E.
.48 HOUR FORECAST LITTLE CHANGE.

.HIGH 29N144W 1025 MB MOVING E SLOWLY.
.24 HOUR FORECAST HIGH DISSIPATED.

.RIDGE FROM 30N179W TO 26N174E TO 21N160E MOVING SE SLOWLY.

.NE TO E WINDS 20 TO 25 KT FROM 06N TO 23N E OF 175W.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 12N TO 24N BETWEEN
145W AND 170W.

.WINDS 20 FT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 8 TO 10 FT FROM 05N TO 20N E OF 168E.
.24 HOUR FORECAST SEAS 8 TO 10 FT IN AREA BOUNDED BY 24N165W 19N158W
19N140W 06N140W 05N174E 14N170E 20N180E 24N165W. SEAS 8 TO 9 FT N OF
A LINE FROM 27N140W TO 30N152W.
.48 HOUR FORECAST SEAS 8 TO 10 FT E OF A LINE FROM 06N175E TO
11N170E TO 24N170W...AND N OF 29N W OF 173E.

.SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ITCZ FROM 04N140W TO 04N150W TO 03N169W. SCATTERED MODERATE TSTMS
S OF 06N E OF 145W...AND FROM 03N TO 06N BETWEEN 145W AND 159W.
ISOLATED MODERATE TSTMS ELSEWHERE S OF 08N E OF 171W.

$$

.HONOLULU HI.




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